{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "trigger": true, "arguments": ["common vulnerabilities and exposures", "patch", "supported platform", "releaser", "vulnerable system version", "patch number", "issues addressed", "vulnerability"]}, {"event_type": "phishing", "trigger": true, "arguments": ["place", "attacker", "damage amount", "trusted entity", "purpose", "attack pattern", "tool", "victim"]}, {"event_type": "ransom", "trigger": true, "arguments": ["place", "attacker", "damage amount", "victim", "time", "price", "attack pattern", "payment method", "tool"]}], "input": "The type of ransomware , known as SamSam , has been used in other attacks to coerce businesses , municipalities and individuals to pay a ransom in order to unlock files held hostage by the infection ."}
{"patch vulnerability": [], "phishing": [], "ransom": [{"trigger": "pay a ransom", "arguments": {"place": "NAN", "attacker": "NAN", "damage amount": "NAN", "victim": ["municipalities", "individuals", "businesses"], "time": "NAN", "price": "NAN", "attack pattern": "held hostage by the infection", "payment method": "NAN", "tool": "SamSam"}}]}